<template>
  <div v-if="SongDetail">
    <!-- 全屏播放器 -->
    <div class="player" v-show="showPlayer">
      <div
        class="bg"
        :style="'background-image: url(' + SongDetail.al.picUrl + ')'"
      ></div>
      <div class="shade"></div>
      <div class="view">
        <div class="button" @click.stop="showPlayer = false">
          <span class="iconfont icon-xiangxia2"></span>
        </div>
        <div class="title">
          <h2>{{ SongDetail.name }}</h2>
          <h3>
            <span v-for="(item, index) in SongDetail.ar" :key="index"
              >{{ item.name }}&nbsp;</span
            >
          </h3>
        </div>
        <div class="content">
          <div
            v-show="togglelyric"
            @click="togglelyric = false"
            :class="['img', 'play', { pause: iconplay }]"
          >
            <img :src="SongDetail.al.picUrl" alt="" />
          </div>
          <div class="lyrics" v-show="!togglelyric" @click="togglelyric = true">
            <ul :style="{ top: lyricTop }">
              <li
                v-for="(item, index) in lyric"
                :key="index"
                :class="{ con: currentRow == index }"
              >
                {{ item.text }}
              </li>
            </ul>
          </div>
        </div>
        <div class="range">
          <div class="bar">
            <span class="timeLeft">{{ timeLeft | playerTime }}</span>
            <van-slider
              @change="sliderchange"
              v-model="value"
              inactive-color="#514E4C"
              bar-height="4px"
              active-color="#ee0a24"
            >
              <template #button>
                <div class="custom-button"></div>
              </template>
            </van-slider>
            <span class="timeRight">{{ timeRight | playerTime }}</span>
          </div>
        </div>
        <div class="buttons">
          <div
            v-if="playerType == 1"
            @click="changeType"
            class="iconfont icon-xunhuanbofang"
          ></div>
          <div
            v-else
            @click="changeType"
            class="iconfont icon-suijibofang"
          ></div>
          <div class="iconfont icon-shangyishou" @click="startup"></div>
          <div
            :class="['iconfont', iconplay ? 'icon-24gf-play' : 'icon-zanting']"
            @click.stop="toggleplay"
          ></div>
          <div class="iconfont icon-xiayishou" @click="lowerFun"></div>
          <div
            class="iconfont icon-shoucang"
            @click="like"
            v-show="likes == false"
          ></div>
          <div
            class="iconfont icon-icon3"
            @click="noLike"
            v-show="likes == true"
          ></div>
        </div>
        <div class="multipleChoice">
          <!-- <span class="iconfont icon-duanxin"></span> -->
          <van-cell
            is-link
            @click="showPopup"
            class="iconfont icon-duanxin"
          ></van-cell>
          <!-- <span class="iconfont icon-fenxiang"></span> -->
          <van-cell @click="showShare = true" class="iconfont icon-fenxiang" />
          <van-share-sheet
            v-model="showShare"
            title="立即分享给好友"
            :options="options"
          />
        </div>
      </div>
    </div>
    <!-- 迷你播放器 -->
    <div class="mini-player" v-if="SongDetail" @click.stop="showPlayer = true">
      <div :class="['img', 'play', { pause: iconplay }]">
        <img :src="SongDetail.al.picUrl" alt="" />
      </div>
      <div class="text">
        <h2>{{ SongDetail.name }}</h2>
        <h3>
          <span v-for="(item, index) in SongDetail.ar" :key="index"
            >{{ item.name }}&nbsp;</span
          >
        </h3>
      </div>
      <div class="control" @click.stop="toggleplay">
        <span class="iconfont icon-24gf-play" v-show="iconplay"></span>
        <span class="iconfont icon-zanting" v-show="!iconplay"></span>
      </div>
      <div class="music_lists">
        <!-- <span class="iconfont icon-wuxuliebiao"></span> -->
        <van-cell
          @click.stop="showPopups"
          class="iconfont icon-wuxuliebiao"
        ></van-cell>
      </div>
    </div>
    <!-- 歌单列表 -->
    <van-popup
      v-model="showtest"
      position="bottom"
      :style="{ height: '50%' }"
      class="music_list_box"
    >
      <div class="music_list">
        <ul>
          <li v-for="(item, index) in playerLists" :key="index">
            {{ item.name }}
          </li>
        </ul>
      </div>
    </van-popup>
    <!-- 评论列表 -->
    <van-popup
      v-model="show"
      position="bottom"
      :style="{ height: '80%', width: '100%' }"
      class="music_lists_test"
    >
      <div class="myComments">
        <input type="text" placeholder="来说几句" v-model="userTest" /><span
          @click="publish"
          >发表</span
        >
      </div>
      <ul>
        <li v-for="(item, index) in userComments" :key="item.commentId">
          <div class="imgs_user">
            <img :src="item.user.avatarUrl" /><span
              >{{ item.user.nickname }} <br />
              <i>{{ item.timeStr }}</i></span
            >
            <span
              :class="['iconfont', 'icon-dianzan', { con: item.liked }]"
              @click="fabulous(index)"
              >{{ item.likedCount }}</span
            >
          </div>
          <div class="user_test">
            <p>{{ item.content }}</p>
          </div>
        </li>
      </ul>
    </van-popup>
    <!-- autoplay 音频在就绪后马上播放 -->
    <audio
      ref="audio"
      hidden
      controls
      :src="musicData"
      @loadeddata="loadeddataFun"
      @ended="endedFun"
    ></audio>
  </div>
</template>

<script>
import { getSongUrl, getSongDetail, getLyric } from "../../api/base";
import { getPlaylistDetail } from "../../api/rank";
import {
  getCommentUser,
  addComment,
  getFabulous,
  getLike,
  getLikelist,
} from "../../api/commentuser"; //评论,点赞，收藏,喜欢歌单列表
import { Toast } from "vant";

export default {
  props: ["playerId", "listId"],
  data() {
    return {
      musicData: "",
      iconplay: true, //播放按钮
      SongDetail: null, //歌曲信息
      showPlayer: false, //全屏播放器状态
      value: 0, //滚动条 0-100
      timeRight: 0, //右侧时间
      timeLeft: 0, //左侧时间
      clearset: null, //定时器
      playerLists: [], //播放列表
      togglelyric: false, //歌词切换
      lyric: [], //歌词数组
      lyricTop: "200px", //歌词位置
      currentRow: 0, //歌词高亮
      playerType: 1, //播放類型 1.列表播放 2.随机播放
      userComments: [], //用户评论
      threadId: "", //动态ID
      userTest: "", //评论内容
      likes: false, //喜欢图标切换
      show: false,
      showtest: false,
      showShare: false,
      options: [
        [
          { name: "微信", icon: "wechat" },
          { name: "朋友圈", icon: "wechat-moments" },
          { name: "微博", icon: "weibo" },
          { name: "QQ", icon: "qq" },
        ],
        [
          { name: "复制链接", icon: "link" },
          { name: "分享海报", icon: "poster" },
          { name: "二维码", icon: "qrcode" },
          { name: "小程序码", icon: "weapp-qrcode" },
        ],
      ],
    };
  },
  methods: {
    // 获取歌曲url
    getSongUrlFun() {
      getSongUrl({ id: this.playerId }).then((data) => {
        this.musicData = data.data[0].url;
        this.iconplay = true;
      });
    },
    // 获取歌曲信息
    getSongDetailFun() {
      getSongDetail({ ids: this.playerId }).then((data) => {
        console.log(data);
        this.SongDetail = data.songs[0];
      });
    },
    // 获取歌曲歌词
    getLyricFun() {
      getLyric({ id: this.playerId }).then((data) => {
        // console.log(data);
        this.formatLyric(data.lrc.lyric);
      });
    },
    // 处理歌词结构
    formatLyric(text) {
      this.lyric = [];
      let arr = text.split("\n"); //把原歌词切割成字符串
      let row = arr.length; //获取数组长度
      for (let i = 0; i < row; i++) {
        let temp_row = arr[i]; //[00:00.000] 作词 : MK王逸杰
        let temp_arr = temp_row.split("]"); //[00:00.000 , 作词 : MK王逸杰
        let lyrictext = temp_arr.pop(); //删除数组最后一个,返回值
        temp_arr.forEach((el) => {
          // console.log(el);
          let obj = {};
          // [00:00.000 => [00,00.000]
          let time_arr = el.substr(1, el.length - 1).split(":");
          let s = time_arr[0] * 60 + Math.ceil(time_arr[1]); //把分钟变成秒
          obj.text = lyrictext;
          obj.time = s;
          if (lyrictext.length > 0) {
            this.lyric.push(obj); //每一行歌词处理后放入数组中
          }
        });
      }
      // console.log(this.lyric);
    },
    // 播放暂停音乐
    toggleplay() {
      if (this.iconplay) {
        this.$refs.audio.play(); //播放音乐

        clearInterval(this.clearset); //清除定时器
        this.clearset = setInterval(() => {
          let currentTime = this.$refs.audio.currentTime; //实时变化时间
          let duration = this.$refs.audio.duration; //总时间
          this.timeLeft = currentTime;
          // 计算滚动条值
          this.value = (currentTime / duration) * 100;
          if (this.value == 100) {
            clearInterval(this.clearset);
            this.$refs.audio.pause(); //暂停音乐
            this.iconplay = true;
          }
        }, 999);
      } else {
        this.$refs.audio.pause(); //暂停音乐
        clearInterval(this.clearset);
      }

      this.iconplay = !this.iconplay; //切换页面
    },
    // 音乐加载完成后,获取音乐数据
    loadeddataFun() {
      console.log("音乐加载完成");
      console.log(this.$refs.audio.duration);
      this.toggleplay(); //自动播放
      let duration = this.$refs.audio.duration;
      this.timeRight = duration;
    },
    // 获取滚动条变化
    sliderchange() {
      var duration = (this.$refs.audio.duration * this.value) / 100;
      this.timeLeft = duration; //修改页面数据
      this.$refs.audio.currentTime = duration; //修改播放时间
    },
    // 音乐播放结束后
    endedFun() {
      console.log("音乐播放结束");

      this.iconplay = true;
      // 根据播放音乐类型,选择下一首播放
      if (this.playerType == 1) {
        // 列表播放
        this.lowerFun(); //下一首歌
      } else {
        // 随机播放
        let index = parseInt(Math.random() * this.playerLists.length);
        this.$emit("set-player-id", this.playerLists[index].id);
      }
    },
    // 下一首歌
    lowerFun() {
      let id = this.SongDetail.id; // 获取id

      // 获取在播放歌曲列表中下标
      let index = this.playerLists.findIndex((item) => item.id == id);

      // 1.获取当前歌曲下标,下标加一,下一首歌.如果最后一首歌,重置为零回到第一首歌
      index = index + 1 > this.playerLists.length - 1 ? 0 : index + 1;
      // 返回父组件歌曲id
      this.$emit("set-player-id", this.playerLists[index].id); //修改父组件id值
    },
    // 上一首歌
    startup() {
      let id = this.SongDetail.id; // 获取id
      // 获取在播放歌曲列表中下标
      let index = this.playerLists.findIndex((item) => item.id == id);
      // 1.获取当前歌曲下标,下标减一,上一首歌.如果第一首歌,设置为最后一首歌
      index = index - 1 < 0 ? this.playerLists.length - 1 : index - 1;
      // 返回父组件歌曲id
      this.$emit("set-player-id", this.playerLists[index].id); //修改父组件id值
    },
    // 播放类型切换
    changeType() {
      this.playerType = this.playerType == 1 ? 2 : 1;
      if (this.playerType == 1) {
        Toast("列表播放");
      } else {
        Toast("随机播放");
      }
    },
    //显示歌单列表
    showPopup() {
      this.show = true;
    },
    //显示评论
    showPopups() {
      this.showtest = true;
    },
    //分享面版
    onSelect() {
      this.showShare = false;
    },
    //发表评论
    publish() {
      addComment({
        t: 1,
        type: 0,
        id: this.playerId,
        content: this.userTest,
      }).then(() => {
        Toast("发表成功");
        this.userTest = "";
      });
    },
    //点赞
    fabulous(index) {
      console.log(index);
      let user = this.userComments[index];
      let cids = user.commentId;
      if (user.liked) {
        getFabulous({ id: this.playerId, cid: cids, t: 0, type: 0 }).then(
          () => {
            user.liked = false;
            this.userComments[index].likedCount -= 1;
            Toast("取消点赞");
          }
        );
      } else {
        getFabulous({ id: this.playerId, cid: cids, t: 1, type: 0 }).then(
          () => {
            user.liked = true;
            this.userComments[index].likedCount += 1;
            Toast("点赞成功");
          }
        );
      }
    },
    //收藏音乐
    like() {
      getLike({ id: this.playerId }).then(() => {
        this.likes = true;
        Toast("收藏成功");
      });
    },
    noLike() {
      getLike({ id: this.playerId, like: false }).then(() => {
        this.likes = false;
        Toast("取消收藏");
      });
    },
  },
  // 侦听器,只要数据修改,重新执行
  watch: {
    // 侦听播放id
    playerId() {
      this.getSongUrlFun(); //歌曲url
      this.getSongDetailFun(); //歌曲信息
      this.getLyricFun(); //歌曲歌词
      getCommentUser({ id: this.playerId }).then((item) => {
        this.userComments = item.comments;
        console.log(this.userComments);
      });
      getLikelist({ uid: localStorage.getItem("uid") }).then((item) => {
        console.log(item);
        let i = item.ids.findIndex((item) => item == this.playerId);
        if (i == -1) {
          this.likes = false;
        } else {
          this.likes = true;
        }
      });
    },
    // 侦听播放列表id
    listId() {
      console.log("歌单数据");
      getPlaylistDetail({ id: this.listId }).then((data) => {
        console.log(this.listId);
        this.playerLists = data.playlist.tracks; //获取歌单数据
        console.log(this.playerLists);
      });
    },
    // 左测歌时间变化
    timeLeft() {
      for (let i = 0; i < this.lyric.length; i++) {
        if (parseInt(this.timeLeft) <= this.lyric[i].time) {
          this.lyricTop = 200 - i * 36 + "px";
          this.currentRow = i; //歌词高亮
          break;
        }
      }
    },
  },
  filters: {
    playerTime(data) {
      let m = parseInt(data / 60); //分钟
      let s = parseInt(data % 60); //秒
      if (m == 0 && s == 0) {
        return "0:00";
      } else {
        return m + ":" + (s < 10 ? "0" + s : s); // 01
      }
    },
  },
};
</script>

<style lang="less">
.player {
  position: fixed;
  top: 0px;
  left: 0px;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 1);
  color: #fff;
  z-index: 10;
  .bg {
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    // background-image: url("https://p2.music.126.net/e5cvcdgeosDKTDrkTfZXnQ==/109951166155165682.jpg");
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
    transform: scale(1.8);
    transform-origin: center center;
    filter: blur(30px);
    opacity: 1;
    z-index: 2;
  }
  .shade {
    position: absolute;
    z-index: 3;
    left: 0px;
    bottom: 0px;
    height: 50%;
    width: 100%;
    background-image: linear-gradient(180deg, rgba(0, 0, 0, 0), #000);
  }
  .view {
    position: absolute;
    z-index: 4;
    left: 0px;
    bottom: 0px;
    height: 100%;
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    .button {
      font-size: 22px;
      position: absolute;
      left: 13px;
      top: 13px;
      font-weight: bold;
      .icon-xiangxia2 {
        font-size: 18px;
      }
    }
    .title {
      text-align: center;
      h2 {
        font-size: 20px;
      }
      h3 {
        font-size: 14px;
      }
    }
    .content {
      text-align: center;
      height: 65%;
      width: 100%;
      position: relative;
      .img {
        position: absolute;
        top: 0px;
        left: 0px;
        right: 0px;
        bottom: 0px;
        margin: auto;
        width: 300px;
        height: 300px;
        border-radius: 50%;
        background: rgba(0, 0, 0, 0.3);
        img {
          margin: 0 auto;
          width: 274px;
          height: 274px;
          border-radius: 50%;
          padding-top: 13px;
        }

        &.play {
          animation: rotate 20s linear infinite;
        }
        &.pause {
          animation-play-state: paused;
        }
      }
      .lyrics {
        width: 100%;
        height: 100%;
        position: relative;
        overflow: hidden;
        ul {
          position: absolute;
          width: 100%;
          top: 180px;
          left: 0px;
          // transition: all 0.3s linear;
          li {
            height: 36px;
            line-height: 36px;
            color: #cbcccc;
            font-size: 16px;
            overflow: hidden;
            &.con {
              color: #fff;
            }
          }
        }
      }
    }
    .multipleChoice {
      display: flex;
      justify-content: space-evenly;
      position: absolute;
      bottom: 20%;
      left: 0;
      right: 0;
      margin: auto;
      .van-cell {
        width: auto;
        padding: 0;
        background-color: transparent;
        color: #fff;
        i {
          display: none;
        }
      }
      .iconfont {
        font-size: 24px;
        display: block;
      }
    }
  }
  .range {
    position: absolute;
    width: 100%;
    left: 0px;
    bottom: 110px;
    text-align: center;
    .bar {
      width: 66%;
      margin: auto;
      position: relative;
      font-size: 14px;
      .timeLeft {
        position: absolute;
        left: -34px;
        top: -6px;
      }
      .timeRight {
        position: absolute;
        right: -34px;
        top: -6px;
      }
    }
  }
  .buttons {
    display: flex;
    position: absolute;
    bottom: 40px;
    width: 100%;
    .iconfont {
      flex: 1;
      width: 20%;
      text-align: center;
      font-size: 24px;
      line-height: 38px;
      color: #fff;
    }
    .icon-zanting {
      font-size: 20px;
    }
    .icon-shoucang {
      font-size: 22px;
    }
  }
}
.mini-player {
  position: fixed;
  left: 0px;
  bottom: 0px;
  width: 100%;
  height: 52px;
  background-color: rgba(255, 255, 255, 0.9);
  display: flex;
  .img {
    height: 37px;
    width: 37px;
    margin: 7px 9px 0px 17px;
    background-color: aqua;
    border-radius: 50%;
    img {
      height: 37px;
      width: 37px;
      border-radius: 50%;
    }
    &.play {
      animation: rotate 20s linear infinite;
    }
    &.pause {
      animation-play-state: paused;
    }
  }
  .text {
    flex: 1;
    h2 {
      width: 50vw;
      font-size: 16px;
      line-height: 16px;
      color: #131314;
      margin-top: 12px;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    h3 {
      line-height: 12px;
      font-size: 12px;
      color: #929393;
    }
  }
  .control {
    text-align: center;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    line-height: 26px;
    border: 2px solid #464848;
    margin: 11px 0 0 0;
    .iconfont {
      color: #464848;
      font-size: 12px;
    }
    .icon-24gf-play {
      font-size: 14px;
    }
  }
  .music_lists {
    display: block;
    .icon-wuxuliebiao {
      line-height: 33px;
      font-size: 18px;
    }
    i {
      display: none;
    }
  }
}
.music_lists_test {
  position: relative;
  .myComments {
    position: sticky;
    top: 0;
    width: 100%;
    display: flex;
    align-items: center;
    input {
      padding-left: 10px;
      margin-left: 10px;
      margin-top: 5px;
      width: 80%;
      height: 25px;
      background-color: transparent;
      border: transparent;
      border-bottom: 1px solid #000;
      &::-webkit-input-placeholder {
        font-size: 14px;
        font-style: italic;
      }
    }
    span {
      padding: 0 10px;
    }
  }
  ul {
    li {
      border-bottom: 1px solid #f4f4f4;
      .imgs_user {
        display: flex;
        align-items: center;
        img {
          width: 30px;
          height: 30px;
          padding: 10px 15px;
          border-radius: 50%;
        }
        .icon-dianzan {
          position: absolute;
          right: 5%;
        }
        .con {
          color: red;
        }
        span {
          font-size: 14px;
          i {
            font-size: 12px;
            color: #464848;
          }
        }
      }
      .user_test {
        width: 80%;
        margin-left: 15%;
        margin-bottom: 20px;
        p {
          width: 100%;
          font-size: 14px;
          word-wrap: break-word;
        }
      }
    }
  }
}
.music_list_box {
  .music_list {
    ul {
      li {
        padding: 10px 20px;
      }
    }
  }
}

@keyframes rotate {
  0% {
    transform: rotate(0);
  }
  100% {
    transform: rotate(360deg);
  }
}
</style>